REFERENCES
- Ito , Y. 1986 . High-Speed Countercurrent Chromatography . CRC Crit. Rev. Anal. Chem. , 17 : 65
- Marini Bettolo , G. B. and Galeffi , C. 1985 . “ Discontinuous Systems in the Counter-Current Distribution (CCD) ” . In J. Chromatography Library, Vol. 23, Science of Chromatography , 283 Elsevier Scientific Publisher .
- Oka , H. , Ikai , Y. , Kawamura , N. , Hayakawa , J. , Harada , K.-I. , Murata , H. , Suzuki , M. and Ito , Y. 1991 . “Direct Interfacing of High-Speed Countercurrent Chromatography to Frit Electron Ionization, Chemical Ionization, and Fast Atom Bombardment Mass Spectrometry,” . Anal. Chem. , 63 : 2861
- Weisz , A. , Scher , A. L. , Shinomiya , K. , Fales , M. H. and Ito , Y. 1994 . “A New Preparative-Scale Purification Technique: pH-Zone-Refining Counter-Current Chromatography: A New Preparative Separation Method,” . J. Am. Chem. Soc. , 116 : 704
- Zhang , T.-Y. , Pannell , L. K. , Cai , D.-G. and Ito , Y. 1988 . “Separation of Alkaloids Extracted From Stephania tetrandra, S. Moore by Analytical High-Speed Countercurrent Chromatography,” . J. Liq. Chromatogr. , 11 : 1661
- Cai , D.-G. , Gu , M.-J. , Zhu , G.-P. , Zhang , J.-D. , Zhang , T.-Y. and Ito , Y. 1992 . “Semipreparative Separation of Alkaloids From Cephalotaxus fortunei Hook F. by High-Speed Countercurrent Chromatography,” . J. Liq. Chromatogr. , 15 : 2873
- Zhang , T.-Y. , Pannell , L. K. , Pu , L.K., Q.-L. , Cai , D.-G. and Ito , Y. 1988 . Separation of Hydroxyanthraquinone Derivatives Extracted From Rheum with Analytical High-Speed Countercurrent Chromatography,” . J. Chromatogr. , 442 : 455
- Zhang , T.-Y. and Cai , D.-G. 1988 . “Separation of Flavonoids in Crude Extract From Sea Buckthorn by Countercurrent Chromatography with Two Types of Coil Planet Centrifuge,” . J. Chromatogr. , 422 : 11
- Zhang , T.-Y. , Cai , D.-G. and Ito , Y. 1988 . “Separation of Flavonoids and Alkaloids in Medicinal Herbs by High-Speed Countercurrent Chromatography,” . J. Chromatogr. , 435 : 159